/////////////////////////////////////////////////////////////////////////////
// 2023 -
//open source under Apache License Version 2.0
/////////////////////////////////////////////////////////////////////////////
//  Modifications by Kumo Inc.
// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//


#include <kmhdfs/client/abstract_native_raw_encoder.h>

namespace Hdfs {
namespace Internal {

AbstractNativeRawEncoder::AbstractNativeRawEncoder(ErasureCoderOptions & coderOptions) :
    RawErasureEncoder(coderOptions) {}

void AbstractNativeRawEncoder::doEncode(const std::shared_ptr<ByteBufferEncodingState> & encodingState) {
    std::shared_lock<std::shared_mutex> lock(mutex);
    if (!nativeCoder) {
        THROW(HdfsException, "AbstractNativeRawEncoder closed");
    }
    int inputOffsets[encodingState->inputs.size()];
    int outputOffsets[encodingState->outputs.size()];
    int dataLen = encodingState->inputs[0]->remaining();

    std::shared_ptr<ByteBuffer> buffer;
    int inputSize = static_cast<int>(encodingState->inputs.size());
    for (int i = 0; i < inputSize; ++i) {
        buffer = encodingState->inputs[i];
        inputOffsets[i] = buffer->position();
    }

    int outputSize = static_cast<int>(encodingState->outputs.size());
    for (int i = 0; i < outputSize; ++i) {
        buffer = encodingState->outputs[i];
        outputOffsets[i] = buffer->position();
    }

    performEncodeImpl(encodingState->inputs, inputOffsets, dataLen,
                      encodingState->outputs, outputOffsets);
}

void AbstractNativeRawEncoder::release() {

}

}
}